obama, obama, we like osama as they rallied in front of the u.s. consulate in front of sydney today. haters of america have defiled the stars and stripes, broken on to a diplomatic property and clashed with police. in tunisia, two protesters died friday. the death toll is expected to climb. in sudan, british and german embassies are tightening security after attacks there. and in afghanistan this is the second day protesters burned obama in effigy. two u.s. marines are dead. officials say 20 armed terrorists infiltrated the base perimeter of the british military complex last month. anna, the taliban have claimed responsibility for this attack. tell us exactly what happened. >> reporter: we are getting confirmation that two marines, as you mentioned in your introduction, have died. several were wounded when 20 insurgents attacked the camp. this is taliban heartland. now they used small weapons, rocket propelled grenades, as well as suicide ied vests to infiltra infiltrate. this is a heavily fortified base, some 20,000 nato troops are stationed down there. prince harry is among them.